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US5981743A Cyclic ester ring-opened oligomers and methods of preparation 失效
环酯开环低聚物及其制备方法

Cyclic ester ring-opened oligomers and methods of preparation
摘要:
An oligomer composed of a carbohydrate head group and an oligomer chain is disclosed. Methods for increasing the oligomerization rates of lactones and cyclic carbonates are also disclosed.
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